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    <div class="post-body" itemprop="articleBody"><h1 id="电路分析基础"><a href="#电路分析基础" class="headerlink" title="电路分析基础"></a>电路分析基础</h1><ol>
<li><p>电路： 由电器件相互连接所构成的电流通路</p>
</li>
<li><p>理想元件模型</p>
 <img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231212143951460.png" alt="image-20231212143951460" style="zoom: 67%;" />

 <span id="more"></span>
</li>
<li><p>集总参数电路（几何尺寸远小于波长），分布参数电路；线性电路（线性代数或者微积分方程），非线性电路；时不变电路（常系数代数或微积分方程），时变电路；动态电路，电阻电路</p>
 <img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231212211532566.png" alt="image-20231212211532566" style="zoom:67%;" />
</li>
<li><p>电压变量</p>
 <img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231212212803098.png" alt="image-20231212212803098" style="zoom:67%;" />
</li>
<li><p>电功率变量<br> <img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231212215202722.png" alt="image-20231212215202722" style="zoom:67%;" /><img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231212215825222.png" alt="image-20231212215825222" style="zoom:67%;" /></p>
</li>
<li><p>KCL（基尔霍夫电流定律）： 对于任一集中参数电路中的任一节点，在任一瞬间，流入某一结点<strong>电流的代数和恒等于零</strong> 描述了连接在同一节点上的各支路电流之间的关系 </p>
<p> <img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231212220813469.png" alt="image-20231212220813469" style="zoom:67%;" /><img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231212223503797.png" alt="image-20231212223503797" style="zoom:67%;" /><img src="/blog/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231212233534906.png" alt="image-20231212233534906"></p>
</li>
<li><p>KVL（基尔霍夫电压定律）：对于集中参数电路，在任一时刻，沿任一回路巡行一周，各支路电压降的代数和为零<img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231213134530611.png" alt="image-20231213134530611" style="zoom:67%;" /><img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231213134837207.png" alt="image-20231213134837207" style="zoom:67%;" /></p>
</li>
<li><p>独立源（独立电压源，独立电流源）<img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231215110254598.png" alt="image-20231215110254598" style="zoom:67%;" /><img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231215110623520.png" alt="image-20231215110623520" style="zoom:67%;" /><img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231215115054099.png" alt="image-20231215115054099" style="zoom:67%;" /></p>
</li>
<li><p>受控源<img src="/images/%E7%94%B5%E8%B7%AF%E5%88%86%E6%9E%90%E5%9F%BA%E7%A1%80/image-20231215115234531.png" alt="image-20231215115234531" style="zoom:67%;" /></p>
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